const createError = require('http-errors');
const express = require('express');
const path = require('path');
const cookieParser = require('cookie-parser');
const logger = require('morgan');
const adminAuth = require('./middlewares/admin-auth')
require('dotenv').config();

// 前台路由文件
const indexRouter = require('./routes/index');
const categoriesRouter = require('./routes/categories');
const coursesRouter = require('./routes/courses');
// 文件后台路由文件
const adminArticlesRouter = require('./routes/admin/articles');
const adminCategoriesRouter = require('./routes/admin/categories');
const adminSettingsRouter =require('./routes/admin/settings')
const adminUsersRouter = require('./routes/admin/users');
const adminCoursesRouter = require('./routes/admin/courses')
const adminChaptersRouter = require('./routes/admin/chapter')
const adminAuthRouter = require('./routes/admin/auth')
const app = express();

// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'ejs');
app.use(logger('dev'));
app.use(express.json());
app.use(express.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));
// 前台路由
app.use('/', indexRouter);
app.use('/categories', categoriesRouter);
app.use('/courses', coursesRouter);
// 后台路由
app.use('/admin/articles',adminAuth, adminArticlesRouter);
app.use('/admin/categories',adminAuth, adminCategoriesRouter);
app.use('/admin/settings', adminAuth,adminSettingsRouter);
app.use('/admin/user',adminAuth, adminUsersRouter);
app.use('/admin/courses', adminAuth,adminCoursesRouter);
app.use('/admin/chapters',adminAuth, adminChaptersRouter);
app.use('/admin/auth',adminAuthRouter);
// catch 404 and forward to error handler
app.use(function(req, res, next) {
  next(createError(404));
});

// error handler
app.use(function(err, req, res, next) {
  // set locals, only providing error in development
  res.locals.message = err.message;
  res.locals.error = req.app.get('env') === 'development' ? err : {};

  // render the error page
  res.status(err.status || 500);
  res.render('error');
});

module.exports = app;
